Home / 40,695.72-56,163.54-22,790.46

Finding the Fourth Proportional to 40,695.72, 56,163.54 and 22,790.46

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Solution

The fourth proportional to 40,695.72, 56,163.54 and 22,790.46 is: 31,452.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,695.72 : 56,163.54 = 22,790.46 : x
  2. Step 2: Convert to fraction form
    40,695.72/56,163.54 = 22,790.46/x
  3. Step 3: Cross multiply
    40,695.72x = 56,163.54 × 22,790.46
  4. Step 4: Simplify right side
    40,695.72x = 1,279,992,911.83
  5. Step 5: Solve for x
    x = 1,279,992,911.83/40,695.72
  6. Step 6: Final answer
    x = 31,452.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.